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/*
* Copyright (c) 2018 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <vom/api_types.hpp>
#include <vom/route.hpp>
#include <vom/route_api_types.hpp>
namespace VOM {
const route::itf_flags_t&
from_api(vapi_enum_mfib_itf_flags val)
{
if (route::itf_flags_t::ACCEPT == val)
return route::itf_flags_t::ACCEPT;
else
return route::itf_flags_t::FORWARD;
}
vapi_enum_mfib_itf_flags
to_api(const route::itf_flags_t& in)
{
vapi_enum_mfib_itf_flags out = MFIB_API_ITF_FLAG_NONE;
if (route::itf_flags_t::ACCEPT & in)
out = static_cast<vapi_enum_mfib_itf_flags>(out | MFIB_API_ITF_FLAG_ACCEPT);
if (route::itf_flags_t::FORWARD & in)
out =
static_cast<vapi_enum_mfib_itf_flags>(out | MFIB_API_ITF_FLAG_FORWARD);
return (out);
}
void
to_api(const route::path& p, vapi_type_fib_path& payload)
{
payload.flags = FIB_API_PATH_FLAG_NONE;
payload.proto = to_api(p.nh_proto());
payload.sw_if_index = ~0;
if (route::path::flags_t::DVR & p.flags()) {
payload.type = FIB_API_PATH_TYPE_DVR;
} else if (route::path::special_t::STANDARD == p.type()) {
to_api(p.nh(), payload.nh.address);
if (p.rd()) {
payload.table_id = p.rd()->table_id();
}
if (p.itf()) {
payload.sw_if_index = p.itf()->handle().value();
}
} else if (route::path::special_t::DROP == p.type()) {
payload.type = FIB_API_PATH_TYPE_DROP;
} else if (route::path::special_t::UNREACH == p.type()) {
payload.type = FIB_API_PATH_TYPE_ICMP_UNREACH;
} else if (route::path::special_t::PROHIBIT == p.type()) {
payload.type = FIB_API_PATH_TYPE_ICMP_PROHIBIT;
} else if (route::path::special_t::LOCAL == p.type()) {
payload.type = FIB_API_PATH_TYPE_LOCAL;
}
payload.weight = p.weight();
payload.preference = p.preference();
payload.n_labels = 0;
}
route::path
from_api(const vapi_type_fib_path& p)
{
switch (p.type) {
case FIB_API_PATH_TYPE_DVR: {
std::shared_ptr<interface> itf = interface::find(p.sw_if_index);
if (!itf)
throw invalid_decode("fib-path deocde no interface:" +
std::to_string(p.sw_if_index));
return (route::path(*itf, from_api(p.proto), route::path::flags_t::DVR,
p.weight, p.preference));
}
case FIB_API_PATH_TYPE_NORMAL: {
boost::asio::ip::address address = from_api(p.nh.address, p.proto);
std::shared_ptr<interface> itf = interface::find(p.sw_if_index);
if (itf) {
return (route::path(address, *itf, p.weight, p.preference));
} else {
std::shared_ptr<route_domain> rd = route_domain::find(p.table_id);
if (!rd)
throw invalid_decode("fib-path deocde no route-domain:" +
std::to_string(p.table_id));
return (route::path(*rd, address, p.weight, p.preference));
}
}
case FIB_API_PATH_TYPE_LOCAL:
return (route::path(route::path::special_t::LOCAL));
case FIB_API_PATH_TYPE_DROP:
return (route::path(route::path::special_t::DROP));
case FIB_API_PATH_TYPE_ICMP_UNREACH:
return (route::path(route::path::special_t::PROHIBIT));
case FIB_API_PATH_TYPE_ICMP_PROHIBIT:
return (route::path(route::path::special_t::UNREACH));
case FIB_API_PATH_TYPE_UDP_ENCAP:
case FIB_API_PATH_TYPE_BIER_IMP:
case FIB_API_PATH_TYPE_SOURCE_LOOKUP:
case FIB_API_PATH_TYPE_INTERFACE_RX:
case FIB_API_PATH_TYPE_CLASSIFY:
// not done yet
break;
}
return (route::path(route::path::special_t::DROP));
};
}; // namespace VOM
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "mozilla")
* End:
*/
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